Firmware

A firmware update can resolve issues that the previous firmware version may have and improve its current performance.

To Upgrade

IMPORTANT: To prevent upgrade failures, please read the following before proceeding with the upgrade process

Please upgrade firmware from the local TP-Link official website of the purchase location for your TP-Link device, otherwise it will be against the warranty. Please click here to change site if necessary.

1. Added AP working mode.
2. Added the QR Code of Tether App in the web management page.
3. Enhanced the compatibility of L2TP/PPTP dial-up.
4. Enhanced the stability of the IPTV function.
5. Enhanced the system stability and the security of the device.
6. Optimized the mechanism of IGMP packets forwarding.
7. Fixed some problems of PPPoE dial-up.
8. Fixed the bug that configuration bin cannot be restored in some cases.
9. Fixed the bug that cannot login management page by domain name with IPv6 address.
10. Fixed the bug that IE11 browser cannot open the web management page normally after modify the LAN IP of the device.

Notes:

1. For Archer C20(EU)_V4.0
2. New features have been added into this new firmware, so your device’s current configuration will be lost after upgrading and also the old configuration files will not be accepted by the new firmware.
3. It is NOT suggested to upgrade firmware which is not for your region. If this site is not for your region, please click here to choose your own region and download the most suitable firmware version.

1. For Archer C20(EU)_V4.2. It is NOT suggested to upgrade firmware which is not from your local TP-Link official website. Please clickhereto choose the purchase location for your TP-Link device and download the most suitable firmware version.

To Use Third Party Firmware In TP-Link Products

Some official firmware of TP-Link products can be replaced by the third party firmware such as DD-WRT. TP-Link is not obligated to provide any maintenance or support for it, and does not guarantee the performance and stability of third party firmware. Damage to the product as a result of using third party firmware will void the product's warranty.

Open Source Code For Programmers (GPL)

Please note: The products of TP-Link partly contain software code developed by third parties, including software code subject to the GNU General Public Licence (“GPL“), Version 1/Version 2/Version 3 or GNU Lesser General Public License ("LGPL"). You may use the respective software condition to following the GPL licence terms.

You can review, print and download the respective GPL licence terms here. You receive the GPL source codes of the respective software used in TP-Link products for direct download and further information, including a list of TP-Link software that contain GPL software code under GPL Code Center.

The respective programs are distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the respective GNU General Public License for more details.

Apps

TP-Link Tether

TP-Link Tether provides the easiest way to access and manage your network with your iOS or Android devices. Learn more about TP-Link Tether and Compatible Devices

Note: To use Tether, please update your router’s firmware to the latest version.